JPH03123353U - - Google Patents
Info
- Publication number
- JPH03123353U JPH03123353U JP3306290U JP3306290U JPH03123353U JP H03123353 U JPH03123353 U JP H03123353U JP 3306290 U JP3306290 U JP 3306290U JP 3306290 U JP3306290 U JP 3306290U JP H03123353 U JPH03123353 U JP H03123353U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- ringing
- tone generation
- telephone line
- hook
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3306290U JPH03123353U (enExample) | 1990-03-29 | 1990-03-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3306290U JPH03123353U (enExample) | 1990-03-29 | 1990-03-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03123353U true JPH03123353U (enExample) | 1991-12-16 |
Family
ID=31536426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3306290U Pending JPH03123353U (enExample) | 1990-03-29 | 1990-03-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03123353U (enExample) |
-
1990
- 1990-03-29 JP JP3306290U patent/JPH03123353U/ja active Pending
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